EP2017521A3 - Safe welding system for interventions of installation, repair, maintenance on gas methane supply piping - Google Patents
Safe welding system for interventions of installation, repair, maintenance on gas methane supply piping Download PDFInfo
- Publication number
- EP2017521A3 EP2017521A3 EP08425153A EP08425153A EP2017521A3 EP 2017521 A3 EP2017521 A3 EP 2017521A3 EP 08425153 A EP08425153 A EP 08425153A EP 08425153 A EP08425153 A EP 08425153A EP 2017521 A3 EP2017521 A3 EP 2017521A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- methane
- nitrogen
- intervention
- welding
- safe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K5/00—Gas flame welding
- B23K5/22—Auxiliary equipment, e.g. backings, guides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/006—Safety devices
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Arc Welding In General (AREA)
- Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITAR20070039 ITAR20070039A1 (en) | 2007-07-20 | 2007-07-20 | SECURITY SYSTEM FOR INSTALLATION, REPAIR AND MAINTENANCE OPERATIONS ON METHANE GAS DISTRIBUTION NETWORKS. |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2017521A2 EP2017521A2 (en) | 2009-01-21 |
EP2017521A3 true EP2017521A3 (en) | 2009-06-17 |
Family
ID=40029253
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP08425153A Withdrawn EP2017521A3 (en) | 2007-07-20 | 2008-03-12 | Safe welding system for interventions of installation, repair, maintenance on gas methane supply piping |
EP08425463A Withdrawn EP2017033A3 (en) | 2007-07-20 | 2008-07-02 | Safe welding system for interventions of installation, repair, maintenance on low pressure gas methane supply piping |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP08425463A Withdrawn EP2017033A3 (en) | 2007-07-20 | 2008-07-02 | Safe welding system for interventions of installation, repair, maintenance on low pressure gas methane supply piping |
Country Status (2)
Country | Link |
---|---|
EP (2) | EP2017521A3 (en) |
IT (1) | ITAR20070039A1 (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2175253A1 (en) * | 2008-10-09 | 2010-04-14 | I.S.I.F. S.R.L. | Ball plugs inflating pressure automatic control device for interventions on low pressure inflammable fluids supply piping |
CN102527487B (en) * | 2011-01-12 | 2014-03-12 | 浙江万盛新型材料有限公司 | Blasting control process for dry-method superfine smashing process for carbon-contained material |
CN102261538B (en) * | 2011-07-25 | 2012-12-05 | 山西太钢不锈钢股份有限公司 | Online repair method of gas pipe corrugation compensator |
ITBO20130346A1 (en) * | 2013-07-04 | 2015-01-05 | I S I F S R L | SYSTEM AND METHOD TO PERFORM IN SAFETY INSTALLATION, REPAIR AND MAINTENANCE ON GAS NETWORKS |
CN103624425A (en) * | 2013-11-18 | 2014-03-12 | 中国石油天然气集团公司 | Internal pressure balance adjusting system based on connector pipeline |
HUE045683T2 (en) * | 2014-10-24 | 2020-01-28 | T D Williamson Italiana S R L | Active automatic safety system for working environments |
CN105834639B (en) * | 2016-04-28 | 2017-11-10 | 东风襄阳旅行车有限公司 | The pneumatic release method of bus body skeleton group welding clamp |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2396393A (en) * | 2002-12-16 | 2004-06-23 | Lattice Intellectual Property | A method of sealing a pipeline |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB0026857D0 (en) * | 2000-11-02 | 2000-12-20 | Glynwed Pipe Systems Ltd | Inflatable stopping bags |
US6783054B1 (en) * | 2002-05-20 | 2004-08-31 | Clyde W. Pregeant, Jr. | System for controllably conducting welding operations adjacent flammable materials and method of welding adjacent flammable materials |
US6959734B2 (en) * | 2002-12-13 | 2005-11-01 | Lundman Philip L | Flow-through inflatable plug |
-
2007
- 2007-07-20 IT ITAR20070039 patent/ITAR20070039A1/en unknown
-
2008
- 2008-03-12 EP EP08425153A patent/EP2017521A3/en not_active Withdrawn
- 2008-07-02 EP EP08425463A patent/EP2017033A3/en not_active Withdrawn
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2396393A (en) * | 2002-12-16 | 2004-06-23 | Lattice Intellectual Property | A method of sealing a pipeline |
Also Published As
Publication number | Publication date |
---|---|
EP2017033A3 (en) | 2009-06-24 |
EP2017033A2 (en) | 2009-01-21 |
ITAR20070039A1 (en) | 2009-01-21 |
EP2017521A2 (en) | 2009-01-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR |
|
AX | Request for extension of the european patent |
Extension state: AL BA MK RS |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR |
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AX | Request for extension of the european patent |
Extension state: AL BA MK RS |
|
17P | Request for examination filed |
Effective date: 20091216 |
|
17Q | First examination report despatched |
Effective date: 20100111 |
|
AKX | Designation fees paid |
Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20111019 |